A LETTER OCCASIONED BY THE MANY FAILURES OF COW-POX. From JOHN BIRCH, Esq. ADDRESSED TO W. R. ROGERS, Author of the Examination of the Evidence before the House of Commons, &c, Sec.
Birch, John. An Appeal to the Public, on the Hazard and Peril of Vaccination, otherwise Cow Pox, together with his Serious Reasons for Uniformly Objecting to Vaccination, and other Tracts by the same Author, third edition, London, J. Harris, 1817.